mcp-connector-builder

Complete guide for building and distributing custom MCP (Model Context Protocol) connectors as Claude Desktop Extension bundles (.mcpb files). Use this skill whenever a user wants to: create a custom MCP server, package an MCP for Claude Desktop, build a connector for an API or internal tool, distribute an MCP to their team or company, create or fix a manifest.json for a Claude extension, package a .mcpb or .dxt file, set up user_config for API keys, or publish a connector. Also triggers for: "how do I build a Claude connector", "how do I share my MCP with my team", "how do I package my MCP server", or any variation of creating distributable Claude Desktop extensions. ALWAYS use this skill when building or packaging MCPs — it contains the correct spec version, CLI commands, and distribution steps.